page{
  background-color: #F0F0F0;
  width: 100%;
  height: 1500px;
}
.header{
  width: 100%;
  height: 80px;
  background-color: burlywood;
}
.text1{
  margin-left: 30px;
  line-height: 80px;
}
.text2{
  margin-left: 170px;
  line-height: 80px;
}
.text3{
  margin-left: 290px;
  line-height: 80px;
}
.main{
  width: 100%;
  height: 80px;
  background-color: white;
  font-size: 25px;
}
.text11{
  margin-left: 30px;
  line-height: 80px;
}
.text21{
  margin-left: 100px;
  line-height: 80px;
}
.text31{
  margin-left: 100px;
  line-height: 80px;
  color: blue;
}
